12427749

素因数分解:

$3^5\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 18782400

約数和(自身を除く): 6354651

約数列:

[1, 3, 9, 27, 81, 199, 243, 257, 597, 771, 1791, 2313, 5373, 6939, 16119, 20817, 48357, 51143, 62451, 153429, 460287, 1380861, 4142583, 12427749]

約数ペア:

[(1, 12427749), (3, 4142583), (9, 1380861), (27, 460287), (81, 153429), (199, 62451), (243, 51143), (257, 48357), (597, 20817), (771, 16119), (1791, 6939), (2313, 5373)]